aivoicebots

← Directory

Retell AI logo

Retell AI

Compiled by us

API-first voice agents aimed at fast developer integration.

Similar shape to Vapi: an API for conversational voice agents with telephony, low-latency turn taking and webhook-driven business logic. Self-serve signup, usage-based billing.

www.retellai.comUS

40%

profile complete

Compiled profile — not confirmed by the vendor

We assembled this from public sources. Retell AI has not claimed it, reviewed it, or confirmed any figure on it. Treat everything here as a starting point for your own call, and check anything you would make a decision on. How our proof levels work.

Time, effort and pilot terms

The fields buyers ask for most, and vendors publish least

Median sales response
Not published

From first enquiry to a human replying.

Time to a dialable prototype
Not published
Time to production
Not published
Your team's effort to prototype
Not published

Your hours, not theirs.

Who configures it
Self-serve

You build it. Sign up and start today; nobody is waiting on a vendor calendar.

Training data required
Prompt only

Write instructions in plain language. Changes take minutes. No data assembly.

Pilot available
Not published

Unanswered — this is different from a no, and worth one email.

Pilot length
Not published
Pilot cost
Not published
Contract required before pilot
No

Languages

Proficiency and code-switching are scored separately

  • Hindiहिन्दीBasicno code-switchingCompiled by us
  • Indian EnglishEnglish (India)Accentedno code-switchingCompiled by us
  • US EnglishEnglish (US)Nativeno code-switchingCompiled by us
  • UK EnglishEnglish (UK)Nativeno code-switchingCompiled by us
  • SpanishEspañolAccentedno code-switchingCompiled by us
  • GermanDeutschAccentedno code-switchingCompiled by us

Capabilities

CONVERSATION

  • Outbound diallingCompiled by us
  • Inbound answeringCompiled by us
  • Barge-in / interruptionCompiled by us
  • Multi-turn dialogueCompiled by us
  • Warm human handoffCompiled by us
  • Voicemail detectionCompiled by us

TELEPHONY

  • Number provisioningCompiled by us
  • Call recordingCompiled by us

INTELLIGENCE

  • Intent detectionCompiled by us
  • Knowledge retrievalCompiled by us

OPERATIONS

  • CRM write-backCompiled by us

Published metrics

Every number here carries its sample size

No published metrics. Everything above is assertion until this section has something in it.